@import "components/login.css";
@import "components/header.css";
@import "components/notifications.css";
@import "components/tables.css";

:root{
  color-scheme: dark;
  --bg:#020510;
  --bg-panel:#0d1423;
  --bg-surface:#141f3a;
  --bg-soft:#1a2441;
  --bg-muted:#0d111c;
  --text:#f6f7ff;
  --text-soft:#cfd7f5;
  --text-muted:#96a0bb;
  --border:#2b3250;
  --line:#1f2742;
  --border-soft:#353f6a;
  --shadow:0 18px 42px rgba(6,11,27,0.65);
  --shadow-soft:0 12px 26px rgba(3,6,18,0.55);
  --shadow-card:0 16px 36px rgba(4,8,24,0.6);
  --dialog-shadow:0 30px 45px rgba(3,7,21,0.7);
  --glass:rgba(255,255,255,0.03);
  --radius:18px;
  --radius-lg:28px;
  --radius-pill:999px;
  --primary:#5ef7c4;
  --primary-strong:#2ecdad;
  --secondary:#7d8cfd;
  --accent:#f1b44c;
  --success:#3dd598;
  --warning:#f9ba56;
  --danger:#f7685b;
  --info:#53b0fc;
  --space-xxs:0.25rem;
  --space-xs:0.5rem;
  --space-sm:0.8rem;
  --space-md:1rem;
  --space-lg:1.6rem;
  --space-xl:2.4rem;
  --font-heading:"Cairo","Segoe UI",sans-serif;
  --font-body:"Inter","Segoe UI",sans-serif;
  --font-monospace:"Cairo","Segoe UI",monospace;
}


*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-body);min-height:100vh;padding-top:70px;line-height:1.6;}

.surface,
.panel-card,
.card{
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:var(--bg-surface);
  box-shadow:var(--shadow-card);
  padding:18px;
}

.panel{
  background:var(--bg-panel);
}

.btn{
  border:1px solid var(--border);
  background:transparent;
  color:var(--text);
  padding:12px 18px;
  border-radius:16px;
  font-weight:600;
  transition:.2s ease, transform .2s ease;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  gap:6px;
}
.btn:hover{transform:translateY(-1px);border-color:var(--border-soft);background:rgba(255,255,255,0.05);}
.btn.primary{border:none;color:#020409;background:linear-gradient(135deg,var(--primary),var(--primary-strong));box-shadow:0 12px 28px rgba(46,205,173,0.35);}
.btn.secondary{border:none;background:var(--secondary);color:#fff;}
.btn.danger{border:none;background:var(--danger);color:#fff;}
.btn.ghost{background:transparent;border:1px solid rgba(255,255,255,0.4);color:var(--text-soft);}
.btn.icon-text{border:none;background:rgba(255,255,255,0.04);color:var(--text);border-radius:999px;padding-inline:14px;padding-block:10px;}
.btn.icon-text svg{width:18px;height:18px;margin-inline-end:6px;}
.btn.icon{width:48px;height:48px;border-radius:50%;align-self:center;}

.chip{
  display:inline-flex;
  align-items:center;
  padding:4px 12px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,0.15);
  font-size:0.75rem;
  gap:4px;
}
.chip.success{border-color:var(--success);color:var(--success);}
.chip.warning{border-color:var(--warning);color:var(--warning);}
.chip.error{border-color:var(--danger);color:var(--danger);}
.chip.info{border-color:var(--info);color:var(--info);}

.form-control{
  width:100%;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,0.08);
  background:var(--bg-soft);
  color:var(--text);
  font-size:0.95rem;
  transition:.2s;
}
.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px rgba(94,247,196,0.25);}
.form-label{font-size:0.8rem;color:var(--text-soft);display:flex;flex-direction:column;gap:6px;}

.table{
  width:100%;
  border-collapse:collapse;
  background:var(--bg-panel);
  border-radius:18px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,0.04);
  box-shadow:0 12px 28px rgba(0,0,0,0.35);
}
.table th,.table td{padding:14px 16px;text-align:right;font-size:0.9rem;border-bottom:1px solid rgba(255,255,255,0.04);}
.table th{background:rgba(255,255,255,0.02);font-weight:600;font-size:0.85rem;}
.table tr:last-child td{border-bottom:none;}
.table tr:hover{background:rgba(255,255,255,0.03);}

.empty-state,.loading-state,.error-state{border-radius:14px;border:1px dashed rgba(255,255,255,0.3);padding:16px;text-align:center;font-size:0.95rem;background:rgba(255,255,255,0.02);color:var(--text-soft);}
.error-state{border-color:var(--danger);background:rgba(247,104,91,0.12);color:#f7685b;}
.loading-state{border-style:solid;border-color:rgba(255,255,255,0.15);}

.card,
.panel-card{
  border-radius:var(--radius);
  border:1px solid var(--border);
  background:var(--bg-surface);
  box-shadow:var(--shadow-card);
  padding:18px;
}

.chip{
  display:inline-flex;
  align-items:center;
  padding:4px 10px;
  border-radius:999px;
  border:1px solid var(--border);
  font-size:0.75rem;
  background:rgba(255,255,255,0.02);
  color:var(--text-main);
}

.chip.success{border-color:var(--success);color:var(--success);}
.chip.warning{border-color:var(--warning);color:var(--warning);}
.chip.error{border-color:var(--danger);color:var(--danger);}
.chip.info{border-color:var(--info);color:var(--info);}

.form-control{
  width:100%;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid var(--border);
  background:var(--bg-soft);
  color:var(--text-main);
  font-size:0.95rem;
}
.form-control:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 2px rgba(94,247,196,0.3);
}
#app-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:1000;
  background:var(--bg-panel);
  border-bottom:1px solid var(--border);
  box-shadow:0 4px 16px rgba(0,0,0,.45);
}
 .analytics-container {
   padding: 20px;
 }

 .stats-cards {
   display: flex;
   flex-wrap: wrap;
   gap: 20px;
   margin: 20px 0;
   justify-content: center;
 }

 .stat-card {
   background: white;
   padding: 20px;
   border-radius: 10px;
   box-shadow: 0 2px 8px rgba(0,0,0,0.1);
   min-width: 150px;
   text-align: center;
 }

 .stat-value {
   font-size: 2.5em;
   font-weight: bold;
   color: #2196F3;
 }

 .stat-label {
   font-size: 1em;
   color: #666;
   margin-top: 8px;
 }

 .charts-row {
   display: flex;
   flex-wrap: wrap;
   gap: 20px;
   margin-top: 30px;
 }

 .chart-container {
   flex: 1 1 45%;
   min-width: 300px;
   background: white;
   padding: 15px;
   border-radius: 8px;
   box-shadow: 0 2px 8px rgba(0,0,0,0.1);
 }

 .loading {
   text-align: center;
   padding: 40px;
   color: #666;
 }

 .error-box {
   background: #ffebee;
   color: #c62828;
   padding: 15px;
   border-radius: 4px;
   margin: 20px;
   text-align: center;
 }

 .no-data {
   margin: 0;
   text-align: center;
   color: #666;
 }

img{max-width:100%;display:block}

.app-shell{min-height:100vh;display:flex;flex-direction:column}

.header{
  position:sticky;top:0;z-index:30;
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 16px;background:var(--bg-soft);border-bottom:1px solid var(--line);box-shadow:var(--shadow);
}

.scheduler-controls {
  margin-top: 20px;
  text-align: center;
}

.run-scheduler-btn {
  background: #28a745;
  color: white;
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  font-size: 1.2rem;
  cursor: pointer;
  transition: background 0.2s ease;
}

.run-scheduler-btn:hover {
  background: #218838;
}
.logo-container{display:flex;align-items:center;gap:8px}
.logo-img{width:40px;height:40px;object-fit:contain;border-radius:8px;transition:all .3s ease}
.brand-name{font-size:24px;font-weight:700;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;white-space:nowrap}
.header-actions{display:flex;align-items:center;gap:6px}
.notification-btn{position:relative}
.notification-badge{position:absolute;top:-6px;right:-6px;background:#ff5f5f;color:white;border-radius:50%;font-size:10px;padding:2px 4px;min-width:20px;text-align:center}
.header-actions .icon-btn{border-radius:12px}
.user-menu{display:flex;align-items:center;gap:6px;background:rgba(0,0,0,0.02);padding:4px 8px;border-radius:999px;border:1px solid var(--line)}
.user-menu .avatar{width:32px;height:32px;object-fit:cover;border-radius:50%}
.user-menu .dropdown-menu{display:none;position:absolute;top:calc(var(--header-h,64px)+4px);right:20px;background:var(--bg-soft);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:8px}
.user-menu:hover .dropdown-menu{display:block}

.icon-btn{border:1px solid var(--line);background:var(--bg-soft);border-radius:12px;padding:8px 10px;cursor:pointer}
.icon-btn:hover{transform:translateY(-1px)}

.tabs{display:flex;gap:8px;flex-wrap:wrap;padding:10px 16px;background:linear-gradient(180deg,rgba(247,249,252,.9) 0%, rgba(238,242,247,.7) 100%)}
.tab{border:1px solid var(--line);border-radius:999px;padding:8px 12px;background:var(--bg-soft);cursor:pointer}
.tab.active{border-color:var(--primary);background:#eaf1ff}

.container{max-width:1200px;margin:0 auto;padding:16px;width:100%}
.card{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px}
.grid{display:grid;gap:14px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.badge{border:1px solid var(--line);border-radius:999px;padding:4px 10px;font-size:12px}
.pill{border:1px solid var(--line);border-radius:999px;padding:6px 10px;font-size:12px;color:var(--text-muted)}
.mut{color:var(--text-muted);font-size:12px}

.toast{position:fixed;right:16px;bottom:16px;z-index:9999;padding:12px 14px;border-radius:16px;border:1px solid var(--line);background:var(--bg-soft);box-shadow:var(--shadow);opacity:0;transform:translateY(10px);transition:.18s ease;min-width:260px}
.toast.show{opacity:1;transform:translateY(0)}
.toast.error{border-color:var(--danger);background:#fff3f2}

.dashboard-shell{display:flex;flex-direction:column;gap:20px;padding:20px}
.dashboard-hero{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;background:var(--bg-soft);border:1px solid var(--line);border-radius:22px;padding:18px;box-shadow:var(--shadow)}
.dashboard-hero h2{margin:0;font-size:1.8rem}
.dashboard-actions-inline{display:flex;gap:10px;flex-wrap:wrap}
.dashboard-content{display:flex;flex-direction:column;gap:18px}
.dashboard-grid{display:flex;flex-direction:column;gap:18px}
.dashboard-section{background:var(--bg-soft);border:1px solid var(--line);border-radius:20px;padding:20px;box-shadow:var(--shadow)}
.dashboard-section header{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:12px}
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.kpi-card{padding:14px;border-radius:14px;border:1px solid #e3e5ff;background:#fff;display:flex;flex-direction:column;gap:6px}
.kpi-label{font-size:.8rem;color:var(--text-muted)}
.kpi-value{font-size:1.5rem;font-weight:700}
.dashboard-columns{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.dashboard-column{display:flex;flex-direction:column;gap:16px}
.dashboard-card{background:#fff;border-radius:18px;border:1px solid #edeffc;padding:16px;display:flex;flex-direction:column;gap:10px}
.dashboard-card-heading{display:flex;justify-content:space-between;align-items:center;gap:6px;font-size:.95rem;font-weight:600}
.dashboard-card-content{display:flex;flex-direction:column;gap:10px}
.insights-card p{margin:0;font-size:.95rem;line-height:1.5}
.fairness-row{display:flex;justify-content:space-between;font-size:.9rem}
.fairness-bar{height:8px;background:#eceff8;border-radius:999px;overflow:hidden}
.fairness-bar span{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--primary-2))}
.notifications-section .notifications-list{display:flex;flex-direction:column;gap:10px}
.note-card{border:1px solid var(--line);border-radius:12px;padding:12px;background:#fff;box-shadow:0 6px 12px rgba(15,23,42,.04)}
.note-card.read{opacity:.8;background:#f5f7ff}
.note-card .note-title{font-weight:600;font-size:1rem}
.note-card .note-body{margin:6px 0;font-size:.9rem}
.note-meta{font-size:.75rem;color:var(--text-muted)}
.analytics-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;font-size:.85rem}
.analytics-list li{display:flex;justify-content:space-between;gap:8px;border-bottom:1px solid #f0f2f8;padding-bottom:4px}
.chart-wrapper{position:relative;width:100%;height:220px}
.dashboard-card.notifications-card{flex:1;display:flex;flex-direction:column;gap:10px}
.dashboard-shell .btn{align-self:flex-start}
@media (max-width:1024px){
  .dashboard-hero{flex-direction:column}
  .dashboard-columns{grid-template-columns:1fr}
}
.table-wrap{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.tbl th,.tbl td{border:1px solid var(--line);padding:10px;text-align:center;font-size:12px}
.tbl th{background:#f2f4f7;cursor:pointer;user-select:none}
.tbl tbody tr:nth-child(even){background:#fafbff}
.tbl tbody tr:hover{background:#edf3ff}

/* Teachers CRUD */
.teachers-crud{padding:20px;background:var(--bg-soft);border-radius:18px;box-shadow:var(--shadow);margin-bottom:20px}
.crud-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;gap:12px}
.crud-actions{display:flex;gap:8px;flex-wrap:wrap}
.table-container{overflow-x:auto;border-radius:12px;box-shadow:0 12px 24px rgba(15,23,42,.12)}
.teachers-table{width:100%;border-collapse:collapse;background:#fff;box-shadow:0 6px 12px rgba(15,23,42,.08)}
.teachers-table th{text-align:right;background:#f5f5f5;font-weight:700;padding:12px}
.teachers-table td{padding:10px 12px;border-bottom:1px solid #eee;font-size:14px}
.teachers-table tr:hover{background:#f9f9f9}
.teachers-table tr.selected-row{background:#eef4ff}
.teachers-table td .teachers-action-group{display:flex;flex-wrap:wrap;gap:6px}
.teachers-table td .teachers-action-group .btn{padding:6px 10px;border-radius:10px;font-size:12px}
.teachers-table .chip{margin:2px}
.teachers-table .mut{font-size:11px}
.btn-icon{background:none;border:none;cursor:pointer;font-size:1.1rem;margin:0 4px}
.pagination{margin-top:16px;display:flex;gap:6px;justify-content:center;flex-wrap:wrap}
.page-btn{padding:8px 12px;border:1px solid #ddd;background:#fff;cursor:pointer;border-radius:6px}
.page-btn.active{background:#007bff;color:#fff;border-color:#007bff}
.modal{display:none;position:fixed;z-index:1000;left:0;top:0;width:100%;height:100%;background:rgba(0,0,0,.5);align-items:center;justify-content:center}
.modal-content{
  background:#fff;
  margin:30px auto;
  padding:20px;
  max-width:600px;
  max-height:80vh;
  overflow-y:auto;
  border-radius:8px;
  box-shadow:0 4px 20px rgba(0,0,0,.2);
}
.close-modal{position:absolute;left:16px;top:14px;font-size:26px;cursor:pointer;color:#333}
.form-group{margin-bottom:14px}
.form-group label{display:block;margin-bottom:6px;font-weight:600}
.form-group input,.form-group select{width:100%;padding:10px;border:1px solid #d8d8d8;border-radius:8px;font-size:14px}
.btn-primary{background:#007bff;color:#fff}

.teachers-panel-shell{display:flex;flex-direction:column;gap:16px}
.teachers-workspace{display:flex;flex-direction:column;gap:16px;padding:16px;background:var(--bg-soft);border-radius:24px;border:1px solid var(--line);box-shadow:var(--shadow)}
.teachers-top-bar{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:12px;padding:18px;background:var(--bg-soft);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
.teachers-stats{display:flex;gap:10px;flex-wrap:wrap}
.stat-card{min-width:120px;background:white;border-radius:14px;padding:12px 14px;border:1px solid var(--line);box-shadow:0 6px 16px rgba(15,23,42,.08)}
.stat-label{font-size:12px;color:var(--text-muted);margin-bottom:4px}
.stat-value{font-size:1.35rem;font-weight:700}
.teachers-action-group{display:flex;flex-wrap:wrap;gap:10px}
.teachers-filter-bar{background:var(--bg-soft);border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:var(--shadow)}
.filters-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}
.filters-grid label{display:flex;flex-direction:column;font-size:12px;color:var(--text-muted)}
.filters-grid input,.filters-grid select{margin-top:6px;padding:10px;border-radius:12px;border:1px solid var(--line);background:#fff;font-size:14px}
.teachers-main-area{display:grid;grid-template-columns:1.6fr 1fr;gap:16px;align-items:stretch}
.teachers-table-area,.teachers-editor-area{background:var(--bg-soft);border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:var(--shadow)}
.teachers-table-meta{font-size:13px;color:var(--text-muted);margin-bottom:8px}
.teachers-editor-area{max-height:calc(100vh - 240px);overflow:auto}
.teachers-editor-shell{display:flex;flex-direction:column;gap:16px}
.editor-card{display:flex;flex-direction:column;gap:16px}
.editor-card section{border-bottom:1px solid #edf2ff;padding-bottom:12px}
.editor-card section:last-of-type{border-bottom:none;padding-bottom:0}
.editor-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}
.editor-grid label{display:flex;flex-direction:column;font-size:12px;color:var(--text-muted);gap:4px}
.editor-grid input,.editor-grid select,.editor-card textarea{width:100%;padding:10px;border-radius:10px;border:1px solid var(--line);background:#fff;font-family:inherit}
.editor-inline{display:flex;flex-wrap:wrap;gap:10px}
.editor-inline label{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--text-muted)}
.weights-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.chip-row{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:6px}
.chip{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;border:1px solid #d0d7ff;background:#f2f5ff;font-size:12px;color:#0b1220}
.schedule-card{border:1px solid var(--line);border-radius:18px;background:var(--bg-soft);padding:18px;box-shadow:var(--shadow)}
.stat-row{display:flex;gap:20px;margin-bottom:12px;font-size:13px;color:var(--text-muted)}
.stat-row div{display:flex;flex-direction:column;gap:4px;font-size:14px}
.schedule-preview{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.schedule-preview li{padding:10px;border-radius:12px;background:#f5f6fb;border:1px solid var(--line);font-size:13px}
.teacher-schedule-area{border:1px solid var(--line);border-radius:18px;padding:18px;background:var(--bg-soft);box-shadow:var(--shadow)}
.teachers-shell{display:flex;flex-direction:column;gap:18px;padding:20px}
.teachers-header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.teachers-header h2{margin:0;font-size:1.8rem}
.teachers-header-actions{display:flex;gap:10px;flex-wrap:wrap}
.teachers-stats-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px}
.teachers-controls{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;background:var(--bg-surface);padding:20px;border:1px solid rgba(255,255,255,0.08);border-radius:20px;box-shadow:var(--shadow-soft);align-items:end}
.teachers-controls input,.teachers-controls select{width:100%;padding:12px;border-radius:14px;border:1px solid var(--border);background:var(--bg-panel);color:var(--text-main);font-size:.95rem}
.teachers-controls label{font-size:.85rem;color:var(--text-soft);display:flex;flex-direction:column;gap:6px}
.teachers-body{display:grid;grid-template-columns:1.3fr 0.9fr;gap:18px;align-items:stretch}
.teachers-list-shell{background:var(--bg-soft);border-radius:20px;border:1px solid var(--line);box-shadow:var(--shadow);padding:16px;overflow:hidden;min-height:400px}
.teachers-detail-shell{background:var(--bg-soft);border-radius:20px;border:1px solid var(--line);box-shadow:var(--shadow);padding:16px;min-height:400px}
.teachers-list{display:flex;flex-direction:column;gap:12px}
.teacher-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px}
.teacher-card{border:1px solid rgba(255,255,255,0.06);border-radius:20px;padding:18px;background:linear-gradient(180deg,var(--bg-soft),var(--bg-panel));cursor:pointer;transition:.25s ease,transform .25s ease;box-shadow:0 14px 35px rgba(2,6,18,.45)}
.teacher-card.selected{border-color:rgba(94,247,196,.6);box-shadow:0 15px 40px rgba(46,205,173,.35);transform:translateY(-2px)}
.teacher-card h3{margin:0;font-size:1.2rem;font-family:var(--font-heading)}
.teacher-card-subtitle{display:flex;justify-content:space-between;font-size:.9rem;color:var(--text-muted);margin:8px 0}
.teacher-card-row{display:flex;justify-content:space-between;align-items:center;font-size:.9rem;color:var(--text-soft);gap:12px}
.teacher-hours{font-weight:600;color:var(--primary)}
.teacher-card-chips{display:flex;flex-wrap:wrap;gap:4px;margin-top:10px}
.pagination-info{font-size:0.9rem;color:var(--text-muted);margin-bottom:10px}
.pagination-actions{display:flex;gap:8px;flex-wrap:wrap}
.teachers-detail-card{display:flex;flex-direction:column;gap:18px;background:linear-gradient(180deg,var(--bg-soft),var(--bg-panel));border-radius:24px;padding:20px;border:1px solid rgba(94,247,196,.25);box-shadow:0 25px 45px rgba(2,6,18,0.65)}
.teachers-detail-card header h3{margin:0;font-size:1.6rem;font-family:var(--font-heading)}
.teachers-detail-card header .mut{color:var(--text-soft)}
.detail-group{background:var(--bg-panel);border-radius:16px;padding:18px;border:1px solid rgba(255,255,255,0.05);display:flex;flex-direction:column;gap:12px}
.detail-group h4{margin:0;font-size:1rem;color:var(--text-soft);letter-spacing:.5px}
.detail-group label{display:flex;flex-direction:column;font-size:0.85rem;gap:6px;color:var(--text-muted)}
.detail-group input{padding:12px;border-radius:12px;border:1px solid var(--border);background:var(--bg-soft);color:var(--text-main)}
.detail-row{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.detail-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}
.detail-actions .btn{flex:1}
.detail-actions .btn.primary{flex:1 1 auto}
.detail-chips .chip{margin:0 4px 4px 0}
.teachers-pagination{margin-top:12px;display:flex;flex-direction:column}
.schedule-preview{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;font-size:0.9rem;color:var(--text-muted)}
.schedule-preview li{padding:10px;border-radius:10px;border:1px solid #e5e7eb;background:#f9f9fb}
.loading{text-align:center;padding:40px;font-size:0.95rem;color:var(--text-muted)}
.empty-state{text-align:center;padding:30px;border-radius:14px;background:#fff;color:var(--text-muted);font-size:1rem;box-shadow:0 2px 6px rgba(0,0,0,.05)}
.teachers-list-shell .btn{font-size:.85rem}
.stat-card{padding:12px 14px;margin:0;background:#fff;border:1px solid #ebedf2;border-radius:14px;box-shadow:0 2px 10px rgba(0,0,0,.05)}
.stat-value{font-size:1.6rem}
.teacher-card-heading{display:flex;justify-content:space-between;align-items:center}
.teacher-id{font-size:.8rem;color:var(--text-muted)}
.teacher-card:hover{transform:translateY(-2px);box-shadow:0 6px 14px rgba(0,0,0,.12)}
.chip-risk{border-color:#f8bbd0;color:#c2185b}
.chip-warning{border-color:#fbc02d;color:#ff6f00}
.teachers-header-actions .btn{min-width:150px}
.teachers-header-actions .btn.primary{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;border:none}
.teachers-filter label{font-size:0.85rem;color:var(--text-muted);display:flex;flex-direction:column;gap:4px}
.teachers-search input{padding:10px;border-radius:12px;border:1px solid var(--line);width:100%}
.teachers-pagesize label{font-size:0.85rem;color:var(--text-muted);display:flex;flex-direction:column;gap:4px}
@media (max-width:1024px){
  .teachers-body{grid-template-columns:1fr}
  .teachers-list-shell,.teachers-detail-shell{min-height:auto}
}
@media (max-width:640px){
  .teachers-header{flex-direction:column}
  .teachers-controls{grid-template-columns:1fr}
  .detail-group{padding:10px}
  .detail-actions .btn{flex:1 1 auto}
}
@media (max-width:1100px){.teachers-main-area{grid-template-columns:1fr}.teachers-top-bar{flex-direction:column}.teachers-action-group{justify-content:flex-start}}
.btn-success{background:#1ea45c;color:#fff}
.btn-secondary{background:#6c757d;color:#fff}
.btn-danger{background:#dc3545;color:#fff}

.category-tag{display:inline-block;background:#e0e0e0;padding:4px 8px;border-radius:16px;font-size:.8rem;margin:2px 4px;vertical-align:middle}
.categories-checkboxes{display:flex;flex-wrap:wrap;gap:6px}
.checkbox-group{display:flex;flex-wrap:wrap;gap:10px}
.checkbox-group label{margin-left:15px;font-size:0.9rem}
.checkbox-label{display:flex;align-items:center;gap:4px;font-size:0.9rem}
.checkbox-label input{margin-left:4px}

.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.form-section{border:1px solid #ddd;border-radius:12px;padding:14px;margin-top:12px;background:#fafafa}
.form-section h4{margin-top:0;margin-bottom:10px;font-size:16px}
.checkbox-grid{display:flex;flex-wrap:wrap;gap:8px}
.form-group-inline{display:flex;align-items:center;gap:12px;margin-top:10px}
.form-group-inline input{flex:1}

.filters-bar{display:flex;gap:10px;margin-bottom:20px;align-items:center;flex-wrap:wrap}
.filters-bar select{padding:8px;border:1px solid #ddd;border-radius:6px;min-width:200px}
.filters-bar .btn{padding:8px 16px}

@media (max-width:768px){
  .teachers-crud{padding:12px}
  .crud-header{flex-direction:column;align-items:flex-start}
  .table-container{box-shadow:none}
}

@media (max-width:540px){
  .teachers-table thead{display:none}
  .teachers-table tr{display:block;margin-bottom:10px}
  .teachers-table td{display:flex;justify-content:space-between;border:none;padding:8px 6px}
  .teachers-table td::before{content:attr(data-label);font-weight:600;margin-right:8px}
}

@media print{
  .teachers-crud{box-shadow:none;border:none}
  .crud-header,.modal,.pagination{display:none!important}
  .teachers-table{box-shadow:none}
  body{background:#fff}
}

/* ===== Notifications Styles ===== */
.notifications-container{padding:20px;max-width:820px;margin:0 auto}
.notifications-container h2{margin-bottom:20px;color:#333;font-size:1.8rem;border-bottom:2px solid #eee;padding-bottom:10px}
.notifications-list{display:flex;flex-direction:column;gap:15px}
.notification-card{display:flex;background:#fff;border-radius:12px;box-shadow:0 4px 12px rgba(0,0,0,.1);padding:16px;transition:transform .2s,box-shadow .2s;border-right:4px solid transparent;direction:rtl}
.notification-card:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,.15)}
.notification-card.unread{border-right-color:#2196F3;background:#f0f7ff}
.notification-card.read{opacity:.8;background:#fafafa}
.notif-icon{font-size:2rem;margin-left:15px;display:flex;align-items:center}
.notif-content{flex:1}
.notif-title{font-weight:700;font-size:1.2rem;margin-bottom:5px;color:#333}
.notif-message{color:#666;margin-bottom:8px;line-height:1.5}
.notif-time{font-size:.85rem;color:#999;text-align:left}
.empty-state{text-align:center;padding:40px;color:#999;font-size:1.2rem;background:#fff;border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,.05)}
.loading{text-align:center;padding:40px;color:#666}
.error-box{max-width:780px;margin:20px auto;border:1px solid #f04438;background:#fff3f2;color:#b91d1c;border-radius:12px;padding:14px;text-align:center}

@media (max-width:600px){
  .notification-card{flex-direction:column;align-items:flex-start}
  .notif-icon{margin-bottom:10px}
}

/* Notifications Layout */
.notifications-shell{display:grid;grid-template-columns:1.15fr 0.85fr;gap:18px}
.notifications-panel,.schedule-panel{background:var(--bg-soft);border:1px solid var(--line);border-radius:22px;padding:18px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px}
.notifications-header,.schedule-header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.notifications-panel .btn,.schedule-panel .btn{flex-shrink:0}
.notifications-list{display:flex;flex-direction:column;gap:10px;min-height:200px}
.notifications-meta{font-size:0.85rem;color:var(--text-muted);margin-top:8px;direction:ltr;text-align:left}
.schedule-header h3{margin:0}
.schedule-content{min-height:240px;display:flex;flex-direction:column;gap:12px}
.schedule-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}
.schedule-day{border:1px solid #ecebf2;border-radius:14px;padding:12px;background:#fff;display:flex;flex-direction:column;gap:8px;box-shadow:0 4px 12px rgba(0,0,0,.04)}
.schedule-day header{display:flex;justify-content:space-between;gap:4px;font-size:0.9rem;font-weight:600}
.schedule-classes{display:flex;flex-direction:column;gap:6px;max-height:240px;overflow:auto}
.schedule-entry{border:1px solid #f0f2f8;border-radius:10px;padding:8px;background:#fdfdff;display:flex;flex-direction:column;gap:2px;font-size:0.85rem}
.schedule-entry-period{font-size:0.75rem;color:var(--text-muted)}
.schedule-entry-line{display:flex;justify-content:space-between;align-items:center}
.schedule-day-name{font-size:1rem}
.status-chip{display:inline-flex;align-items:center;padding:2px 8px;border-radius:999px;border:1px solid var(--line);font-size:0.7rem;margin-left:6px}
.notif-meta-row{display:flex;justify-content:space-between;align-items:center;margin-top:10px;gap:6px}
.notif-title-row{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.notifications-panel .mut,.schedule-panel .mut{text-transform:none}
@media (max-width:1024px){
  .notifications-shell{grid-template-columns:1fr}
}

.drawer{position:fixed;top:0;right:0;bottom:0;width:360px;max-width:90vw;background:var(--bg-soft);border-left:1px solid var(--line);box-shadow:var(--shadow);transform:translateX(100%);transition:.2s ease;z-index:50;padding:16px;overflow:auto}
.drawer.show{transform:translateX(0)}

.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:linear-gradient(135deg,#e6f0ff 0%, #fce8f2 100%)}
.login-card{width:min(420px,92vw);background:var(--bg-soft);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);padding:24px}
.login-card .logo{display:flex;align-items:center;gap:10px}
.login-card .logo img{width:44px;height:44px;border-radius:12px}
.login-card .title{font-size:28px;font-weight:800}
.login-card .sub{color:var(--text-muted);font-size:12px}
.login-card input{width:100%;padding:12px;border:1px solid var(--line);border-radius:12px;margin-top:8px}

.notice{border:1px solid var(--danger);background:#fff3f2;color:var(--danger);padding:10px;border-radius:12px}

.file-manager-container,.teachers-crud-container{display:grid;gap:10px}
.file-manager-editor textarea{width:100%;min-height:320px;font-family:Consolas,"Courier New",monospace;font-size:12px}

@media (min-width:980px){ .grid.cols-2{grid-template-columns:1.1fr .9fr} }

@media (max-width:768px){
  .tabs{display:none}
  .brand-name{font-size:18px}
  .header .actions{gap:6px}
  .logo-img{width:32px;height:32px}
  .container{padding:12px}
  .tbl th,.tbl td{font-size:11px}
}

@media (max-width:375px){
  .btn{padding:8px 10px}
  .login-card{padding:18px}
}

@media (max-width:480px){
  .logo-img{width:28px;height:28px}
  .brand-name{display:none}
}
\n/* Dashboard Styles */\n.dashboard{padding:20px;background:var(--bg-soft);border-radius:18px;box-shadow:var(--shadow);margin-top:20px}\n.chart-container{max-width:640px;margin:20px auto;background:#fff;padding:20px;border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,.1)}\n.stats-grid{margin-top:30px}\n.stats-row{display:flex;flex-wrap:wrap;gap:15px;justify-content:center}\n.stat-card{background:#fff;padding:15px 20px;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.1);min-width:120px;text-align:center}\n.stat-value{font-size:2rem;font-weight:bold;color:#2196F3}\n.stat-label{font-size:.9rem;color:#666;margin-top:5px}\n.loading{text-align:center;padding:40px;color:#666}\n.error-box{background:#ffebee;color:#c62828;padding:15px;border-radius:4px;margin:20px;text-align:center}\n

.logout-btn {
  background: #dc3545;
  color: #fff;
  border: none;
  padding: 8px 16px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  transition: background 0.2s ease;
  margin-left: 10px;
}

.logout-btn:hover {
  background: #c82333;
}

.categories-section{
  border:1px solid #e5e7eb;
  padding:15px;
  margin-bottom:15px;
  border-radius:8px;
  background:#fbfcff;
}
.categories-section legend{
  font-size:1rem;
  font-weight:600;
  margin-bottom:10px;
  color:#1f2937;
}
.form-control{
  width:100%;
  padding:10px 12px;
  border:1px solid #e5e7eb;
  border-radius:8px;
  font-size:14px;
  background:#fff;
}
.form-control:focus{
  outline:none;
  border-color:#2563eb;
  box-shadow:0 0 0 2px rgba(37,99,235,0.2);
}
.modal-footer{
  display:flex;
  justify-content:flex-end;
  gap:10px;
  margin-top:20px;
}
.modal-footer .btn{
  min-width:120px;
}

.analytics-container{padding:20px;direction:rtl}
.stats-cards{display:flex;flex-wrap:wrap;gap:20px;margin:20px 0;justify-content:center}
.stat-card{background:#fff;padding:20px;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,.1);min-width:150px;text-align:center}
.stat-value{font-size:2.5rem;font-weight:bold;color:#2196F3}
.stat-label{font-size:1rem;color:#666;margin-top:8px}
.analytics-table{width:100%;border-collapse:collapse;margin:15px 0;background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.1)}
.analytics-table th{background:#f5f5f5;padding:12px;font-weight:bold}
.analytics-table td{padding:10px 12px;border-bottom:1px solid #eee}
.analytics-table tr:hover{background:#f9f9f9}

.dashboard-shell{gap:24px;display:flex;flex-direction:column}
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px}
.kpi-card{background:linear-gradient(135deg,rgba(94,247,196,0.14),rgba(46,205,173,0.12));border:1px solid rgba(94,247,196,0.3);border-radius:18px;padding:16px;box-shadow:0 12px 32px rgba(0,0,0,0.35);display:flex;flex-direction:column}
.kpi-label{font-size:0.9rem;color:var(--text-soft);margin-bottom:4px;font-weight:600}
.kpi-value{font-size:1.8rem;font-weight:700;color:var(--text);line-height:1.2}
.dashboard-card{background:var(--bg-panel);border-radius:20px;border:1px solid rgba(255,255,255,0.08);box-shadow:0 10px 30px rgba(0,0,0,0.35);padding:18px;display:flex;flex-direction:column;gap:16px}
.dashboard-meta-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;margin-top:4px}
.fairness-card,.scheduler-card,.recommendations-card{background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(7,11,24,0.8));border:1px solid rgba(255,255,255,0.12);box-shadow:0 20px 40px rgba(0,0,0,0.55)}
.fairness-card ul,.drilldown-section ul{list-style:none;padding:0;margin:12px 0 0 0;display:flex;flex-direction:column;gap:8px;font-size:0.85rem}
.fairness-card h3,.scheduler-card h3,.recommendations-card h3{margin:0;font-size:1.1rem}
.fairness-meter{display:flex;flex-direction:column;gap:10px}
.fairness-meter-value{font-size:1.4rem;font-weight:700;letter-spacing:0.02em}
.scheduler-info{display:flex;flex-direction:column;gap:6px;font-size:0.9rem}
.scheduler-info div{display:flex;justify-content:space-between;gap:6px}
.recommendation-card{background:rgba(255,255,255,0.02);border-radius:14px;padding:12px;margin-bottom:8px}
.recommendation-card strong{display:block;margin-bottom:4px}
.alert-card{border-radius:14px;border:1px solid rgba(255,255,255,0.1);padding:12px;margin-bottom:12px;background:rgba(255,255,255,0.02)}
.alert-card.success{border-color:var(--success)}
.alert-card.warning{border-color:var(--warning)}
.alert-card.error{border-color:var(--danger)}
.alert-card .alert-title{font-weight:600}
.alert-card .alert-meta{font-size:0.8rem;color:var(--text-soft);display:flex;justify-content:flex-end}
.drilldown-section{display:flex;flex-direction:column;gap:10px}
.drilldown-section h4{margin:0;font-size:0.95rem;font-weight:600}
.dashboard-card-heading{display:flex;justify-content:space-between;align-items:center;font-size:1rem;font-weight:600}
.dashboard-card-content p{margin:0;font-size:0.95rem;color:var(--text-soft);line-height:1.4}
.dashboard-card-content .fairness-row{display:flex;justify-content:space-between;align-items:center;font-size:1.1rem;margin-top:4px}
.fairness-bar{height:6px;background:rgba(255,255,255,0.08);border-radius:999px;overflow:hidden;margin-top:8px}
.fairness-bar span{display:block;height:100%;background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:999px}
.insights-card{background:linear-gradient(135deg,var(--bg-soft),var(--bg-panel));border:1px solid rgba(255,255,255,0.12);box-shadow:0 12px 26px rgba(0,0,0,0.55)}
.notifications-card{background:rgba(255,255,255,0.02)}
.notifications-list{display:flex;flex-direction:column;gap:12px}
.notification-card{background:rgba(255,255,255,0.04);border-radius:16px;border:1px solid rgba(255,255,255,0.08);padding:12px;display:flex;gap:12px;box-shadow:0 8px 16px rgba(0,0,0,0.35)}
.notification-card.unread{border-color:var(--primary)}
.notif-icon{font-size:1.4rem;min-width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:12px;background:rgba(255,255,255,0.1)}
.notif-content{flex:1;display:flex;flex-direction:column;gap:6px}
.notif-title{font-weight:600}
.notif-message{font-size:0.9rem;color:var(--text-soft)}
.notif-meta-row{display:flex;justify-content:space-between;align-items:center;font-size:0.8rem;color:var(--text-muted)}
.status-chip{margin-left:6px;font-size:0.7rem;padding:2px 8px;border-radius:999px;border:1px solid rgba(255,255,255,0.3);background:rgba(255,255,255,0.08)}

.notifications-shell{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:16px;padding:10px}
.notifications-panel,.schedule-panel{background:var(--bg-panel);border:1px solid rgba(255,255,255,0.08);border-radius:22px;padding:18px;box-shadow:0 20px 40px rgba(0,0,0,0.45)}
.notifications-header,.schedule-header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:12px}
.notifications-header h2,.schedule-header h3{margin:0;font-family:var(--font-heading);font-size:1.5rem}
.notifications-summary{margin-bottom:10px}
.teacher-summary-card{background:rgba(255,255,255,0.03);border-radius:16px;border:1px solid rgba(255,255,255,0.12);padding:14px;box-shadow:0 10px 25px rgba(0,0,0,0.35);display:flex;flex-direction:column;gap:8px}
.summary-line{display:flex;justify-content:space-between;font-size:0.85rem}
.summary-line strong{font-size:1.05rem}
.status-chip{margin-left:6px;font-size:0.7rem;padding:3px 8px;border-radius:999px;border:1px solid rgba(255,255,255,0.25);background:rgba(255,255,255,0.08)}
.status-chip.warning{border-color:var(--warning);color:var(--warning)}
.status-chip.success{border-color:var(--success);color:var(--success)}
.schedule-content{min-height:200px}
.schedule-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.schedule-day{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.06);border-radius:16px;padding:10px;display:flex;flex-direction:column;gap:8px;min-height:180px}
.schedule-day header{display:flex;justify-content:space-between;align-items:center;font-size:0.9rem;color:var(--text-soft)}
.schedule-entry{background:rgba(255,255,255,0.02);border-radius:12px;padding:8px;display:flex;flex-direction:column;gap:4px;border:1px solid rgba(255,255,255,0.05)}
.schedule-entry strong{font-size:1rem}
.schedule-entry-period{font-size:0.8rem;color:var(--text-muted)}
.schedule-entry-line{font-size:0.85rem}
.schedule-entry-line.mut{color:var(--text-muted)}
.schedule-meta{font-size:0.75rem;color:var(--text-muted);text-align:right;margin-top:8px}

.analytics-container{padding:18px;background:var(--bg-panel);border-radius:22px;border:1px solid rgba(255,255,255,0.08);box-shadow:0 18px 40px rgba(0,0,0,0.45);display:flex;flex-direction:column;gap:18px}
.analytics-hero{display:flex;flex-direction:column;gap:12px}
.analytics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.analytics-card{background:linear-gradient(180deg,rgba(255,255,255,0.04),rgba(255,255,255,0.01));border-radius:20px;border:1px solid rgba(255,255,255,0.1);padding:16px;box-shadow:0 12px 32px rgba(0,0,0,0.35);display:flex;flex-direction:column;gap:10px}
.analytics-card h4{margin:0;font-size:1rem;font-weight:600}
.analytics-card p{margin:0;font-size:0.9rem;color:var(--text-soft)}
.chart-badge{font-size:0.8rem;padding:4px 10px;border-radius:12px;background:rgba(94,247,196,0.15);color:var(--primary)}
.ai-summary-card{background:linear-gradient(135deg,var(--primary),var(--accent));color:#020409;box-shadow:0 14px 32px rgba(0,0,0,0.45);border-radius:22px;padding:20px}
.ai-summary-card p{margin:0;font-size:1rem;line-height:1.4}
.ai-summary-title{font-size:1.1rem;font-weight:700}
.analytics-chart-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px;margin-top:12px}
.analytics-chart-card{background:var(--bg-panel);border:1px solid rgba(255,255,255,0.08);border-radius:20px;padding:14px;box-shadow:0 12px 32px rgba(0,0,0,0.35);display:flex;flex-direction:column;gap:10px}
.analytics-chart-card header{display:flex;justify-content:space-between;align-items:center}
.analytics-list.mini{gap:6px;font-size:0.8rem}
.analytics-insights{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:12px;margin-top:16px}
.analytics-insight-card{border-radius:16px;border:1px solid rgba(255,255,255,0.08);padding:14px;background:rgba(255,255,255,0.02);box-shadow:0 10px 20px rgba(0,0,0,0.25)}
.analytics-insight-card strong{display:block;margin-bottom:6px}
.analytics-drilldown{margin-top:14px}
.analytics-drilldown-card{background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.08);border-radius:16px;padding:14px;box-shadow:0 10px 20px rgba(0,0,0,0.25)}
.analytics-drilldown-card ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:6px;font-size:0.85rem}

.teachers-shell{gap:24px}
.teachers-stats-strip .chip{background:rgba(94,247,196,0.08);border-color:rgba(94,247,196,0.3);color:var(--primary)}
.teachers-controls{background:linear-gradient(145deg,rgba(255,255,255,0.03),rgba(255,255,255,0.01))}
.teachers-list-shell{overflow:hidden;background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(255,255,255,0.004))}
.teachers-detail-card{background:linear-gradient(180deg,rgba(94,247,196,0.06),rgba(3,7,21,0.8));border:1px solid rgba(94,247,196,0.5)}
.teachers-detail-card section{background:rgba(255,255,255,0.03);border-radius:16px;border:1px solid rgba(255,255,255,0.08);padding:12px;display:flex;flex-wrap:wrap;gap:10px}
.teachers-detail-card .detail-heading{font-weight:600;margin-bottom:6px;display:flex;justify-content:space-between;align-items:center}
.teachers-detail-card .detail-heading span{font-size:0.8rem;color:var(--text-soft)}
.teachers-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.teachers-actions .btn.primary{min-width:140px}
.teachers-pagination{align-items:flex-start}
.teachers-list .teacher-card{background:rgba(255,255,255,0.02);border-radius:16px;padding:14px;display:flex;flex-direction:column;gap:6px;border:1px solid transparent;transition:all .3s;box-shadow:0 8px 18px rgba(0,0,0,0.3)}
.teachers-list .teacher-card:hover{border-color:rgba(94,247,196,0.6);box-shadow:0 12px 26px rgba(0,0,0,0.45)}
.teachers-list .teacher-card.selected{border-color:var(--primary);background:rgba(94,247,196,0.05)}
.teachers-card-meta{display:flex;flex-wrap:wrap;gap:6px;font-size:0.85rem;color:var(--text-soft)}
.teachers-card-meta .chip{border-color:rgba(255,255,255,0.3)}

.panel-header{border-bottom:1px solid rgba(255,255,255,0.06);padding-bottom:12px;margin-bottom:12px}
.panel-body{display:flex;flex-direction:column;gap:16px}

@media (max-width:900px){
.dashboard-columns{grid-template-columns:1fr}
.analytics-shell,.notifications-shell{grid-template-columns:1fr}
.teachers-body{grid-template-columns:1fr}
.schedule-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
}
.audit-shell{display:flex;flex-direction:column;gap:14px;padding:20px;box-shadow:var(--shadow);border:1px solid var(--line);border-radius:22px;background:var(--bg-soft)}
.audit-header{display:flex;justify-content:space-between;align-items:flex-start}
.audit-filter{display:flex;gap:12px;align-items:center}
.audit-filter input{flex:1;padding:10px;border-radius:12px;border:1px solid var(--line);background:#fff}
.audit-summary{display:flex;flex-direction:column;gap:6px;font-size:.85rem}
.audit-badges{display:flex;gap:6px;flex-wrap:wrap}
.audit-table-container{overflow:auto;max-height:420px}
.tbl{width:100%;border-collapse:collapse;background:#fff}
.tbl th,.tbl td{border:1px solid #ededf2;padding:8px;font-size:0.85rem;text-align:left}
.tbl th{background:#f6f7fb}
.tbl tbody tr:nth-child(even){background:#fdfdff}
.tbl tbody tr:hover{background:#eef2ff}
.error-text{color:#c62828}
.file-manager-shell{display:flex;flex-direction:column;gap:16px;padding:18px;background:var(--bg-soft);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}
.fm-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.fm-input-row{display:flex;gap:8px;align-items:center}
.fm-input-row input{padding:10px;border-radius:12px;border:1px solid var(--line);background:#fff}
.fm-body{display:flex;gap:12px;flex-wrap:wrap}
.fm-list{flex:1;min-width:220px;border:1px solid var(--line);border-radius:16px;padding:12px;background:#fff;max-height:360px;overflow:auto}
.fm-editor{flex:1.5;min-width:260px;display:flex;flex-direction:column;gap:10px}
.fm-editor textarea{flex:1;min-height:260px;border-radius:14px;border:1px solid var(--line);padding:12px;font-family:Consolas,"Courier New",monospace}
.fm-editor-actions{display:flex;gap:10px;justify-content:flex-end}
.file-manager-status{font-size:0.85rem;color:var(--text-muted)}
.file-manager-status.error-text{color:var(--danger)}
.backup-list{display:flex;flex-direction:column;gap:6px;padding-top:8px}
.backup-row{display:flex;justify-content:space-between;align-items:center;padding:6px 0;border-bottom:1px dashed var(--line)}
.fm-backups{border:1px solid var(--line);border-radius:18px;padding:12px;background:var(--bg-soft);box-shadow:var(--shadow)}
.fm-backups header{display:flex;justify-content:space-between;align-items:center}
.backup-row .btn{font-size:0.75rem}
.error-box{background:#ffebee;color:#c62828;padding:15px;border-radius:4px;margin:20px;text-align:center}
#app-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:1000;
  background:var(--bg-panel);
  border-bottom:1px solid var(--border);
  box-shadow:var(--shadow-soft);
  height:70px;
}

.header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:70px;
  padding:0 var(--space-md);
}

.app-shell{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(180deg,rgba(1,4,9,0.0) 0%,rgba(5,8,24,0.8) 40%,var(--bg-dim) 90%)}

.tabs{display:flex;gap:10px;flex-wrap:wrap;padding:8px 20px;background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.06);border-radius:20px;margin:14px 20px;box-shadow:0 10px 35px rgba(1,4,9,0.45);}
.tab{border:1px solid transparent;border-radius:999px;padding:10px 18px;background:transparent;color:var(--text-soft);cursor:pointer;font-weight:600;transition:.3s;}
.tab.active{border-color:rgba(94,247,196,0.4);background:rgba(94,247,196,0.2);color:#fff;box-shadow:0 8px 20px rgba(46,205,173,0.35);}

.app-body{display:flex;flex:1;width:100%;padding:0 22px 40px}
.panel{display:none;padding:24px 0}
.panel.active{display:block}
.panel-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;}
.panel-title{font-family:var(--font-heading);font-size:1.3rem;margin:0;color:#fff;}
.panel-subtitle{color:var(--text-muted);font-size:0.95rem}

.section-card{background:var(--bg-surface);padding:16px;border-radius:var(--radius);border:1px solid rgba(255,255,255,0.05);box-shadow:var(--shadow-soft);margin-bottom:18px;transition:transform .2s ease;}
.section-card:hover{transform:translateY(-3px)}

.content-shell{display:flex;gap:var(--space-lg);flex-wrap:wrap}
.content-shell > *{flex:1 1 320px;min-width:280px}

@media (max-width:768px){
  .header,.tabs{flex-direction:column;align-items:flex-start;}
  .tabs{margin:12px 14px;justify-content:flex-start;}
  .app-body{padding:0 14px 30px;}
  .content-shell{flex-direction:column;}
}

/* PREMIUM VISUAL PHASE: dashboard + analytics + timetable */
:root{
  --primary-2:#2ecdad;
  --surface-elev:linear-gradient(165deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));
  --chip-bg:rgba(255,255,255,0.08);
}

.premium-gradient{
  background:
    radial-gradient(circle at 15% 10%, rgba(94,247,196,0.18), transparent 42%),
    radial-gradient(circle at 88% 0%, rgba(125,140,253,0.2), transparent 36%),
    linear-gradient(145deg, rgba(17,30,59,0.95), rgba(8,14,30,0.95));
}

.premium-card{
  background:var(--surface-elev), var(--bg-surface);
  border:1px solid rgba(255,255,255,0.08);
  box-shadow:0 16px 32px rgba(2,8,22,0.5);
}

.status-chip{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:999px;
  padding:2px 10px;
  font-size:12px;
  border:1px solid transparent;
  background:var(--chip-bg);
}
.status-chip.success{color:#9cf2ca;border-color:rgba(61,213,152,0.45)}
.status-chip.warning{color:#ffd57f;border-color:rgba(249,186,86,0.45)}

.dashboard-premium .kpi-card{
  min-height:102px;
  background:linear-gradient(145deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
  border:1px solid rgba(255,255,255,0.08);
}
.dashboard-premium .kpi-card.success .kpi-value{color:#9cf2ca}
.dashboard-premium .kpi-card.warning .kpi-value{color:#ffd57f}
.dashboard-premium .kpi-card.danger .kpi-value{color:#ff9087}
.dashboard-premium .kpi-card.info .kpi-value{color:#95d8ff}

.dashboard-premium .hero-copy p{
  margin:8px 0 0;
  color:var(--text-soft);
  max-width:52ch;
}

.insights-grid{
  display:grid;
  gap:10px;
  grid-template-columns:repeat(2, minmax(0,1fr));
}
.insight-mini{
  border:1px solid rgba(255,255,255,0.08);
  border-radius:14px;
  padding:12px;
  background:rgba(255,255,255,0.03);
}
.insight-mini h4{margin:0 0 6px;font-size:0.92rem}
.insight-mini p{margin:0;color:var(--text-soft);font-size:0.88rem;line-height:1.55}

.chart-wrapper.compact{height:180px}

.analytics-premium .analytics-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(148px,1fr));
  gap:12px;
}
.analytics-premium .analytics-tile{
  background:linear-gradient(160deg, rgba(255,255,255,0.05), rgba(255,255,255,0.01));
  border:1px solid rgba(255,255,255,0.08);
  border-radius:14px;
  padding:12px;
}
.analytics-premium .analytics-label{font-size:12px;color:var(--text-muted)}
.analytics-premium .analytics-value{font-size:1.22rem;font-weight:700}
.analytics-premium .analytics-chart-row{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:14px;
}
.analytics-premium .analytics-chart-card{
  background:linear-gradient(165deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
  border:1px solid rgba(255,255,255,0.08);
  border-radius:16px;
  padding:14px;
}
.analytics-premium .analytics-chart-card header{display:flex;justify-content:space-between;gap:8px;align-items:flex-start;margin-bottom:8px}
.analytics-premium .analytics-chart-card header h3{margin:0;font-size:1rem}
.analytics-premium .analytics-chart-card .chart-wrapper{height:200px}
.analytics-premium .explain-grid{display:grid;gap:10px}
.analytics-premium .recommendation-box ul{margin:8px 0 0;padding-inline-start:18px;color:var(--text-soft);font-size:0.9rem}
.analytics-premium .recommendation-box li{margin-bottom:8px}
.recommendation-box ul{margin:8px 0 0;padding-inline-start:18px;color:var(--text-soft);font-size:0.9rem}
.recommendation-box li{margin-bottom:8px}
.chart-narrative{margin:8px 0 0;color:var(--text-soft);font-size:0.87rem;line-height:1.55}

.tt-shell{
  display:flex;
  flex-direction:column;
  gap:14px;
  padding:16px;
}
.tt-summary-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px}
.tt-summary-card{border:1px solid rgba(255,255,255,0.1);border-radius:14px;padding:10px 12px;background:rgba(255,255,255,0.03);display:flex;flex-direction:column;gap:4px}
.tt-summary-card span{font-size:12px;color:var(--text-muted)}
.tt-summary-card strong{font-size:1rem}
.tt-legend{display:flex;gap:8px;flex-wrap:wrap}
.legend-chip{padding:4px 10px;border-radius:999px;border:1px solid rgba(255,255,255,0.14);font-size:12px}
.tt-header{
  border-radius:18px;
  padding:16px;
  border:1px solid rgba(255,255,255,0.09);
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:10px;
}
.tt-header h3{margin:0 0 6px}
.tt-header-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.tt-header-actions input{
  min-height:42px;
  padding:10px 12px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,0.2);
  background:rgba(255,255,255,0.08);
  color:var(--text);
}

.tt-matrix-shell{background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.08);border-radius:16px;padding:10px}
.tt-matrix-scroll{overflow-x:auto}
.tt-matrix{width:100%;min-width:760px;border-collapse:separate;border-spacing:8px}
.tt-matrix th,
.tt-matrix td{padding:0;text-align:right;vertical-align:top}
.tt-matrix thead th{font-size:12px;color:var(--text-soft);padding-bottom:6px}
.tt-sticky{position:sticky;right:0;z-index:2;background:var(--bg-panel)}
.tt-cell{
  min-height:88px;
  border-radius:12px;
  padding:10px;
  border:1px solid rgba(255,255,255,0.08);
  background:rgba(255,255,255,0.02);
}
.tt-cell.filled{background:linear-gradient(160deg, rgba(61,213,152,0.15), rgba(61,213,152,0.03));border-color:rgba(61,213,152,0.35)}
.tt-cell.empty{display:flex;align-items:center;justify-content:center;color:var(--text-muted)}
.tt-cell-subject{font-weight:700;margin-bottom:5px}
.tt-cell-meta{font-size:12px;color:var(--text-soft)}
.period-early{border-color:rgba(83,176,252,0.45)!important;background:linear-gradient(160deg,rgba(83,176,252,0.16),rgba(83,176,252,0.03))!important}
.period-mid{border-color:rgba(61,213,152,0.45)!important;background:linear-gradient(160deg,rgba(61,213,152,0.16),rgba(61,213,152,0.03))!important}
.period-late{border-color:rgba(249,186,86,0.45)!important;background:linear-gradient(160deg,rgba(249,186,86,0.16),rgba(249,186,86,0.03))!important}
.period-neutral{border-color:rgba(255,255,255,0.14)!important;background:rgba(255,255,255,0.03)!important}

.tt-mobile-days{display:none;gap:10px}
.tt-day-card{border-radius:16px;border:1px solid rgba(255,255,255,0.08);padding:12px;background:rgba(255,255,255,0.02)}
.tt-day-card header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.tt-day-card h4{margin:0;font-size:0.98rem}
.tt-day-list{display:grid;gap:8px}
.tt-entry{border:1px solid rgba(255,255,255,0.08);border-radius:12px;padding:10px;background:rgba(255,255,255,0.02)}
.tt-entry-top{display:flex;justify-content:space-between;gap:8px;margin-bottom:6px;color:var(--text-soft);font-size:12px}
.tt-subject{font-weight:700}
.tt-meta{font-size:12px;color:var(--text-soft);margin-top:4px}

.tt-teacher .tt-cell-subject,
.tt-teacher .tt-subject{font-size:0.95rem}
.tt-teacher .tt-cell-meta,
.tt-teacher .tt-meta{opacity:0.9}

@media (max-width:900px){
  .insights-grid{grid-template-columns:1fr}
}

@media (max-width:768px){
  .dashboard-premium .dashboard-hero,
  .analytics-premium .analytics-header,
  .tt-header{flex-direction:column}
  .dashboard-premium .dashboard-actions-inline,
  .tt-header-actions{width:100%}
  .dashboard-premium .dashboard-actions-inline .btn,
  .tt-header-actions .btn,
  .tt-header-actions input{flex:1 1 100%}
  .tt-matrix-shell{display:none}
  .tt-mobile-days{display:grid;grid-template-columns:1fr}
}
/* Targeted layout balance pass: keep panels full-width and RTL-safe */
.app-body{
  justify-content:stretch;
}
.app-body > .panel{
  flex:1 1 100%;
  width:100%;
  max-width:100%;
}
.dashboard-shell,
.analytics-shell,
.dashboard-premium,
.analytics-premium{
  width:100%;
  max-width:100%;
}
.analytics-content,
.dashboard-content,
.analytics-section{
  width:100%;
}
.analytics-premium .analytics-chart-row{
  grid-template-columns:repeat(2,minmax(0,1fr));
}
@media (max-width:1100px){
  .analytics-premium .analytics-chart-row{
    grid-template-columns:1fr;
  }
}